Patent SG-11201407941U-A (SG)
Title: Robust graph representation and matching of retina images
Inventor: XU YANWU
IPC: G06F21/32
Filed: 2013-06-03
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 5 December 2013 (05.12.2013) WIPOIPCT (10) International Publication Number WO 2013/180660 A1 (51) International Patent Classification: G06K 9/62 (2006.01) G06F 21/32 (2013.01) G06T 7/00 (2006.01) A61B 3/00 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/SG2013/000229 3 June 2013 (03.06.2013) English English (30) Priority Data: 201204044-0 1 June 2012 (01.06.2012) SG (71) Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH [SG/SG]; 1 Fusionopolis Way, #20-10 Connexis, 138632 Singapore (SG). (72) Inventors: XU, Yanwu; c/o PKM, Institute for Infocomm Research, 1 Fusionpolis Way, #21-01 Connexis, South Tower, Singapore 138632 (SG). LIU, Jiang; c/o PKM, In­ stitute for Infocomm Research, 1 Fusionpolis Way, #21-01 Connexis, South Tower, Singapore 138632 (SG). WONG, Wing Kee, Damon; c/o PKM, Institute for Infocomm Re­ search, 1 Fusionpolis Way, #21-01 Connexis, South Tower, Singapore 138632 (SG). TAN, Ngan Meng; c/o PKM, Institute for Infocomm Research, 1 Fusionpolis Way, #21-01 Connexis, South Tower, Singapore 138632 (SG). (74) Agent: WATKIN, Timothy Lawrence Harvey; Marks & Clerk Singapore LLP, Tanjong Pagar, P.O. Box 636, Singapore 910816 (SG). (81) Designated States (unless otherwise indicated, for every kind of national protection available)'. AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available)'. ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — of inventorship (Rule 4.17(iv)) Published: — with international search report (Art. 21(3)) (54) Title: ROBUST GRAPH REPRESENTATION AND MATCHING OF RETINA IMAGES 1 o o 00 T-H rn T-H o CJ O Database (57) Abstract: A numerical parameter indicative of the degree of match between two retina images is produced by comparing two graphs obtained from the respective images. Each graph is composed of edges and vertices. Each vertex is associated with a location the corresponding retina image, and with descriptor data describing a part of the corresponding retina image proximate the corres - ponding location.